# onsemi to expand semiconductor plant in Roznov pod Radhostem, Czechia

The European Commission approved €450 million in state aid for onsemi's €1.64 billion expansion of its semiconductor plant in Roznov pod Radhostem, Czechia. The new plant is expected to start commercial operations by 2027.

- Type: Expansion
- Announced: 2025-11-24
- Where: Roznov pod Radhostem, Czechia, Czechia
- Value: $1.80B (1.64B EUR)
- Starts operating: 2027
- Status: announced
- Products: smart power semiconductors
- Sectors: [Semiconductors and Industrial Electronics](https://endata.com/sectors/semiconductors-electronics.md)

## Companies

- [onsemi](https://endata.com/companies/15223.md)

## Sources

- [czechsemiconductorcentre.cz](https://czechsemiconductorcentre.cz/the-european-commission-has-approved-e450-million-for-the-expansion-of-onsemi-in-czechia/), 2025-11-26: "The new plant is expected to start commercial operations by 2027."
- [czechinvest.gov.cz](https://czechinvest.gov.cz/en/Homepage/News/November-1/European-Commission-approves-Czech-state-aid-for-semiconductor-manufacturer-onsemi), 2026-01-20: "This project will improve the resilience of the manufacturing industry and reduce external dependence on semiconductors."

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.